Stackable rectangular collectible display stand



FIG. 1 is a perspective view of a stackable rectangular collectible display stand showing our new design, with the broken line showing of interchangeable background inserts being for illustrative purposes only and forming no part of the claimed design;

FIG. 2 is a front elevational view of a stackable collectible display stand showing our new design;

FIG. 3 is a left side elevational view, the right side elevational view being a mirror image;

FIG. 4 is a rear elevational view;

FIG. 5 is a top plan view; and,

FIG. 6 is a bottom plan view. 

The ornamental design for a stackable rectangular collectible display stand, as shown and described. 